Results 31 to 40 of about 8,395 (199)

Lp‐Curvature Measures and Lp,q‐Mixed Volumes

open access: yesJournal of Function Spaces, Volume 2022, Issue 1, 2022., 2022
Motivated by Lutwak et al.’s Lp‐dual curvature measures, we introduce the concept of Lp‐curvature measures. This new Lp‐curvature measure is an extension of the classical surface area measure, Lp‐surface area measure, and curvature measure. In this paper, we first prove some properties of the Lp‐curvature measure.
Tongyi Ma, Raúl E. Curto
wiley   +1 more source

Numerical methods for the hyperbolic Monge-Ampère equation based on the method of characteristics [PDF]

open access: yesPartial Differential Equations and Applications, 2021
We present three alternative derivations of the method of characteristics (MOC) for a second order nonlinear hyperbolic partial differential equation (PDE) in two independent variables.
Maikel W. M. C. Bertens   +4 more
semanticscholar   +1 more source

New Results on the Radial Solutions to a Class of Nonlinear k‐Hessian System

open access: yesJournal of Mathematics, Volume 2022, Issue 1, 2022., 2022
This paper investigates the positive radial solutions of a nonlinear k‐Hessian system. ΛSk1/kλD2z1Sk1/kλD2z1=bxφz1,z2, x∈ℝNΛSk1/kλD2z2Sk1/kλD2z2=hxψz1,z2, x∈ℝN, where Λ is a nonlinear operator and b, h, φ, ψ are continuous functions. With the help of Keller–Osserman type conditions and monotone iterative technique, the positive radial solutions of the ...
Guotao Wang   +2 more
wiley   +1 more source

Generalized Liouville theorem for viscosity solutions to a singular Monge-Ampère equation

open access: yesAdvances in Nonlinear Analysis, 2023
In this article, we study the asymptotic behaviour at infinity for viscosity solutions to a singular Monge-Ampère equation in half space from affine geometry.
Jian Huaiyu, Wang Xianduo
doaj   +1 more source

Newton Linearization of the Curvature Operator in Structured Grid Generation with Sample Solutions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2022, Issue 1, 2022., 2022
Elliptic grid generation equations based on the Laplacian operator have the well‐known property of clustering the mesh near convex boundaries and declustering it near concave boundaries. In prior work, a new differential operator was derived and presented to address this issue.
Pat Piperni   +2 more
wiley   +1 more source

The Initial and Neumann Boundary Value Problem for a Class Parabolic Monge-Ampère Equation

open access: yesAbstract and Applied Analysis, 2013
We consider the existence, uniqueness, and asymptotic behavior of a classical solution to the initial and Neumann boundary value problem for a class nonlinear parabolic equation of Monge-Ampère type. We show that such solution exists for all times and is
Juan Wang, Jinlin Yang, Xinzhi Liu
doaj   +1 more source

The Monge–Ampère equation for non-integrable almost complex structures [PDF]

open access: yesJournal of the European Mathematical Society (Print), 2016
We show existence and uniqueness of solutions to the Monge-Ampere equation on compact almost complex manifolds with non-integrable almost complex structure.
Jianchun Chu   +2 more
semanticscholar   +1 more source

Interior $C^2$ estimate for Monge-Ampère equation in dimension two [PDF]

open access: yes, 2020
We obtain a genuine local $C^2$ estimate for the Monge-Ampere equation in dimension two, by using the partial Legendre transform.
Jiakun Liu
semanticscholar   +1 more source

Real Monge-Ampere equations and Kahler-Ricci solitons on toric log Fano varieties [PDF]

open access: yes, 2012
We show, using a direct variational approach, that the second boundary value problem for the Monge-Amp\`ere equation in R^n with exponential non-linearity and target a convex body P is solvable iff 0 is the barycenter of P.
Berman, Robert J., Berndtsson, Bo
core   +4 more sources

Refined Boundary Behavior of the Unique Convex Solution to a Singular Dirichlet Problem for the Monge–Ampère Equation

open access: yesAdvanced Nonlinear Studies, 2018
This paper is concerned with the boundary behavior of the unique convex solution to a singular Dirichlet problem for the Monge–Ampère ...
Zhang Zhijun
doaj   +1 more source

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